Home / 1,067,898,500.34-1,473,699,717.69-591,619,818.60

Finding the Fourth Proportional to 1,067,898,500.34, 1,473,699,717.69 and 591,619,818.60

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Solution

The fourth proportional to 1,067,898,500.34, 1,473,699,717.69 and 591,619,818.60 is: 816,435,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,898,500.34 : 1,473,699,717.69 = 591,619,818.60 : x
  2. Step 2: Convert to fraction form
    1,067,898,500.34/1,473,699,717.69 = 591,619,818.60/x
  3. Step 3: Cross multiply
    1,067,898,500.34x = 1,473,699,717.69 × 591,619,818.60
  4. Step 4: Simplify right side
    1,067,898,500.34x = 871,869,959,650,629,120
  5. Step 5: Solve for x
    x = 871,869,959,650,629,120/1,067,898,500.34
  6. Step 6: Final answer
    x = 816,435,231.79

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.